Ext.define('Seq.view.picker.Custom', {
    extend: 'Seq.form.field.TreePicker',

    emptyText: '请选择',
    displayField: 'text',
    matchFieldWidth: false,
    minWidth: 120,
    maxPickerHeight: 420,

    treecfg: {
        width: 340,
        height: 420,
        rootVisible: false,
        useArrows: true
    }

});